Alphons custodis



(No Model.)

A. GUSTODIS.A

GHIMNEY.

Patented Jan. 9, i894.v

1o the outer wall is provided with ALPHONS CUSTODIS, OF DUSSELDORF,GERMANY.

CHIMNEY.

SPECIFICATION forming partrof Letters Patent No. 512,504, dated January9, 1894.

i Application led August 24,1893. Serial Ilm/83,925. (No model.)

5 new and useful Improvements in Chimneys,

with description as follows.

This invention relates to an improvement in chimneys and moreparticularly to the construction of the outer and inner Walls,wh erebynumber of steps to support a sectional inner wall.

Heretofore the inner wall ot a chimney was made continuous and uponexpansion of any one of its parts, the entire Wall would fre- [5 quentlybe thrown out of line and had to be replaced. To remedy this defect isthe obj ect of my inventio'n.

The accompanying drawing represents an elevation partly in section of myimproved zo chimney.

. chimney, which is provided at suitable intervals, with the inwardlyprojecting steps d. The inner wall is formed of a series of separatesections b, which are built up and supported upon the several steps a',as shown. In this Way the inner wall is subdivided into a number ofindependent sections any one of which can be repaired or replacedwithout affecting the other sections.

vA chimney composed of an outer wall having a number of inwardlyprojecting steps and of a sectional inner wall, which is supported uponsaid steps, substantially as specified.

In testimony whereof YI have signed this specification in the presenceof two subscribing witnesses.

ALPHONS OUSTODIS. Witnesses:

HANS FRIEDRICH, HARRY SELF.

" UNITED STATES PATENT OFFICE.

